Lindsay Lohan and Lily Allen are just two of the famous faces said to have used the app.
Nidetch founded the company in 1961 after her own weight loss mission.
A pair of royal lookalikes made an appearance outside the hospital on Thursday (28 April) where the Duchess of Cambridge will soon give birth to her second child.
Transgender boxing promoter says Jenner must ignore abuse and build on 'courageous' Diane Sawyer interview.
Blac Chyna and the Young Money rapper broke off their engagement last summer.
Ben Affleck will reportedly feature in Suicide Squad.
An inquest revealed the singer was unable to be resuscitated after emergency services were called.
Last week, the Seewald couple shared the news of Jessa's pregnancy with fans.
Violence triggered by police custody death of black man Freddie Gray.
Jack Ely died at his home in Redmond, Oregon, on Monday 27 April.
Watch Arrow season 3, episode 21 via live stream online.
Comedian and talk show host latest star to discuss the reality star's plans to live as a woman.
Girl Online sold 78,109 copies in its first week breaking a record in the UK.
Britain's biggest selling newspaper arranged a stunt bus to drive by the London hospital where the Duchess of Cambridge is due to give birth any day now.
Castiel will be forced to address some very humane issues in the new episode of Supernatural.
The 40-year-old actor is using the pseudo name Leonard to avoid his A-list status.
Couple got engaged in August 2013 but have kept wedding details under wraps.
Ciara and Wilson attended the White House State Dinner together.
Whitney Houston's daughter still remains in hospital and has 'irreversible brain damage'.
Rayna will travel in search of a cure for Deacon's cancer in Nashville season 3 episode 20.
As The Originals season 2 comes close to its finale, fans would get to see Klaus return as the villain.
Hollywood couple tied the knot in 2008 but divorced in 2011
Friend moves in court to get conservatorship for singer
American in Paris, Curious Incident, Wolf Hall, Skylight lead the pack
Style icon famously fired from Dior in 2011 following an anti-Semitic rant at a Paris cafe.
Boomtown Rats star is said to have tied the knot in the South of France.
More than a million FHM and Heat magazine readers voted for their celebrity crushes in this year's polls.
Stodden, 20, has been approached by Vivid Entertainment's Steven Hirsch to sell the footage.
Former Coronation Street star also beat Kate Upton, Ariana Grande and Kelly Brook to take the crown.
"Robert has been giving serious thought to inviting Kristen to his wedding," reveals a source.